It's a mixture of truths and hype, then he even contracdicts himself in the 'roid bellies' example, insomuch as his product wasn't even available to the early BB'ers.
Always be careful when someone is selling product on the web. There are no restrictions here. He even gets you on his side by talking about it first.
I never had all these gastric anomolies he's talking about since the early days of protein paste they tried to call 'shakes'. Some didn't even mix with water!
And don't heat your protein powder over 110 degrees. It's been proven to break down the proteins, one bit of truth he gave you, or partly. (I heat my oats first, then put the milk in, then the whey, for example)